Add experimental 'password' mode. (#315)

include/rofi.h

@@ -26,6 +26,12 @@ extern const char *cache_dir;
  */
 void error_dialog ( const char *msg, int markup  );
 
+typedef enum
+{
+    MENU_NORMAL   = 0,
+    MENU_PASSWORD = 1
+} MenuFlags;
+
 /**
  * @param sw the Mode to show.
  * @param lines An array of strings to display.
@@ -37,12 +43,17 @@ void error_dialog ( const char *msg, int markup  );
  * @param mmc_data data to pass to mmc.
  * @param selected_line pointer to integer holding the selected line.
  * @param message Extra message to display.
+ * @param flags   Flags indicating state of the menu.
  *
  * Main menu callback.
  *
  * @returns The command issued (see MenuReturn)
  */
-MenuReturn menu ( Mode *sw, char **input, char *prompt, unsigned int *selected_line, unsigned int *next_pos, const char *message )
+MenuReturn menu ( Mode *sw,
+                  char **input, char *prompt,
+                  unsigned int *selected_line,
+                  unsigned int *next_pos,
+                  const char *message, MenuFlags flags )
 __attribute__ ( ( nonnull ( 1, 2, 3, 4 ) ) );
 
 /** Reset terminal */

include/textbox.h

@@ -48,6 +48,7 @@ typedef enum
         TB_EDITABLE  = 1 << 19,
         TB_MARKUP    = 1 << 20,
         TB_WRAP      = 1 << 21,
+        TB_PASSWORD  = 1 << 22,
 } TextboxFlags;
 
 typedef enum

source/dialogs/dmenu.c

@@ -348,6 +348,7 @@ Mode dmenu_mode =
 int dmenu_switcher_dialog ( void )
 {
     mode_init ( &dmenu_mode );
+    MenuFlags            menu_flags      = MENU_NORMAL;
     DmenuModePrivateData *pd             = (DmenuModePrivateData *) dmenu_mode.private_data;
     char                 *input          = NULL;
     int                  retv            = FALSE;
@@ -362,6 +363,9 @@ int dmenu_switcher_dialog ( void )
             return TRUE;
         }
     }
+    if ( find_arg ( "-password" ) >= 0 ) {
+        menu_flags |= MENU_PASSWORD;
+    }
     /* copy filter string */
     input = g_strdup ( config.filter );
 
@@ -393,7 +397,7 @@ int dmenu_switcher_dialog ( void )
     do {
         retv = FALSE;
         unsigned int next_pos = pd->selected_line;
-        int          mretv    = menu ( &dmenu_mode, &input, pd->prompt, &( pd->selected_line ), &next_pos, pd->message );
+        int          mretv    = menu ( &dmenu_mode, &input, pd->prompt, &( pd->selected_line ), &next_pos, pd->message, menu_flags );
         // Special behavior.
         // TODO clean this up!
         if ( only_selected ) {
@@ -489,4 +493,5 @@ void print_dmenu_options ( void )
     print_help_msg ( "-only-match", "", "Force selection or custom entry", NULL, is_term );
     print_help_msg ( "-no-custom", "", "Don't accept custom entry", NULL, is_term );
     print_help_msg ( "-select", "[string]", "Select the first row that matches", NULL, is_term );
+    print_help_msg ( "-password", "", "Do not show what the user inputs. Show '*' instead.", NULL, is_term );
 }

source/rofi.c

@@ -1208,7 +1208,13 @@ static void menu_setup_fake_transparency ( Display *display, MenuState *state )
     }
 }
 
-MenuReturn menu ( Mode *sw, char **input, char *prompt, unsigned int *selected_line, unsigned int *next_pos, const char *message )
+MenuReturn menu ( Mode *sw,
+                  char **input,
+                  char *prompt,
+                  unsigned int *selected_line,
+                  unsigned int *next_pos,
+                  const char *message,
+                  MenuFlags menu_flags )
 {
     TICK ();
     int       shift = FALSE;
@@ -1327,7 +1333,9 @@ MenuReturn menu ( Mode *sw, char **input, char *prompt, unsigned int *selected_l
     // Entry box
     int          entrybox_width = state.w - ( 2 * ( state.border ) ) - textbox_get_width ( state.prompt_tb )
                                   - textbox_get_width ( state.case_indicator );
-    state.text = textbox_create ( TB_EDITABLE,
+    TextboxFlags tfl = TB_EDITABLE;
+    tfl       |= ( ( menu_flags & MENU_PASSWORD ) == MENU_PASSWORD ) ? TB_PASSWORD : 0;
+    state.text = textbox_create ( tfl,
                                   ( state.border ) + textbox_get_width ( state.prompt_tb ), ( state.border ),
                                   entrybox_width, state.line_height, NORMAL, *input );
 
@@ -2265,7 +2273,7 @@ ModeMode switcher_run ( char **input, Mode *sw )
 {
     char         *prompt       = g_strdup_printf ( "%s:", mode_get_name ( sw ) );
     unsigned int selected_line = UINT32_MAX;
-    int          mretv         = menu ( sw, input, prompt, &selected_line, NULL, NULL );
+    int          mretv         = menu ( sw, input, prompt, &selected_line, NULL, NULL, MENU_NORMAL );
     g_free ( prompt );
     return mode_result ( sw, mretv, input, selected_line );
 }

source/textbox.c

@@ -143,8 +143,15 @@ void textbox_text ( textbox *tb, const char *text )
             tb->text = g_strdup ( "Invalid UTF-8 string." );
         }
     }
-
+    if ( ( tb->flags & TB_PASSWORD ) == TB_PASSWORD ) {
-    if ( tb->flags & TB_MARKUP || tb->tbft & MARKUP ) {
+        size_t l = strlen ( tb->text );
+        char   string [l + 1];
+        memset ( string, '*', l );
+        string[l] = '\0';
+        pango_layout_set_attributes ( tb->layout, NULL );
+        pango_layout_set_text ( tb->layout, string, l );
+    }
+    else if ( tb->flags & TB_MARKUP || tb->tbft & MARKUP ) {
         pango_layout_set_markup ( tb->layout, tb->text, strlen ( tb->text ) );
     }
     else {
@@ -240,7 +247,15 @@ static void texbox_update ( textbox *tb )
         int  cursor_width = MAX ( 2, font_height / 10 );
 
         if ( tb->changed ) {
-            if ( tb->flags & TB_MARKUP ) {
+            if ( ( tb->flags & TB_PASSWORD ) == TB_PASSWORD ) {
+                size_t l = strlen ( tb->text );
+                char   string [l + 1];
+                memset ( string, '*', l );
+                string[l] = '\0';
+                pango_layout_set_attributes ( tb->layout, NULL );
+                pango_layout_set_text ( tb->layout, string, l );
+            }
+            else if ( tb->flags & TB_MARKUP ) {
                 pango_layout_set_markup ( tb->layout, text, text_len );
             }
             else{